*SUPPORT*
IN: kiki fep OUT: RED RED
IN: kiki fep gazzer lug gazzer zup gazzer lug OUT: YELLOW GREEN YELLOW RED RED
IN: dax zup fep OUT: PURPLE GREEN GREEN
IN: kiki zup fep wif dax wif lug OUT: RED GREEN GREEN PURPLE PURPLE YELLOW YELLOW
IN: lug OUT: YELLOW
IN: kiki OUT: RED
IN: kiki dax fep OUT: RED PURPLE PURPLE
IN: lug dax gazzer lug OUT: YELLOW YELLOW PURPLE
IN: zup fep wif dax OUT: GREEN GREEN PURPLE PURPLE
IN: dax dax wif dax OUT: PURPLE PURPLE PURPLE PURPLE
IN: kiki gazzer lug wif lug OUT: YELLOW RED YELLOW YELLOW
IN: lug wif lug OUT: YELLOW YELLOW YELLOW
IN: lug zup OUT: YELLOW GREEN
IN: lug fep OUT: YELLOW YELLOW

*QUERY*
IN: dax wif zup OUT: PURPLE GREEN GREEN
IN: zup fep OUT: GREEN GREEN
IN: dax OUT: PURPLE
IN: zup dax wif lug wif dax wif dax OUT: GREEN PURPLE YELLOW YELLOW PURPLE PURPLE PURPLE PURPLE
IN: dax gazzer zup OUT: GREEN PURPLE
IN: lug fep gazzer lug OUT: YELLOW YELLOW YELLOW
IN: zup fep wif kiki OUT: GREEN GREEN RED RED
IN: lug wif kiki gazzer kiki wif kiki OUT: RED YELLOW RED RED RED RED
IN: dax fep OUT: PURPLE PURPLE
IN: zup OUT: GREEN

*GRAMMAR*
zup -> GREEN 
 lug -> YELLOW 
 dax -> PURPLE 
 kiki -> RED 
 u1 fep -> [u1] [u1] 
 x1 wif u1 -> [x1] [u1] [u1] 
 x1 gazzer u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 